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2026-05-23 - 05:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat May 23, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28892215885,7sleep10-21swapper/119:07:381
28925212181,9sleep30-21swapper/319:08:053
28868212062,6sleep20-21swapper/219:07:202
290212115105,7sleep00-21swapper/019:09:170
178472690,1sleep10-21swapper/121:20:131
53442620,1sleep30-21swapper/321:05:213
199772620,0sleep30-21swapper/319:25:183
82732600,1sleep229-21rcuc/223:35:102
191172540,0sleep30-21swapper/320:25:093
109742540,0sleep30-21swapper/322:10:173
2925299292,26cyclictest0-21swapper/219:25:112
2925299291,27cyclictest0-21swapper/222:59:162
2925299290,28cyclictest0-21swapper/222:13:182
2924899280,27cyclictest0-21swapper/123:28:461
29252992717,6cyclictest749-21snmpd23:55:192
2925299270,26cyclictest0-21swapper/221:30:032
2925299270,26cyclictest0-21swapper/219:39:502
29248992723,3cyclictest0-21swapper/123:12:581
2924899270,26cyclictest0-21swapper/123:43:051
2924899270,26cyclictest0-21swapper/123:43:041
2924899270,26cyclictest0-21swapper/120:52:021
2924899270,26cyclictest0-21swapper/120:18:111
2924899270,26cyclictest0-21swapper/120:07:401
2924899270,26cyclictest0-21swapper/119:50:461
2924899270,26cyclictest0-21swapper/100:33:391
29244992719,7cyclictest749-21snmpd21:44:450
2924499270,25cyclictest10413-21turbostat20:45:010
2924499270,21cyclictest0-21swapper/020:35:080
2925299269,16cyclictest0-21swapper/219:20:122
29252992618,7cyclictest749-21snmpd22:05:242
29252992617,8cyclictest749-21snmpd19:52:262
2925299260,25cyclictest0-21swapper/223:49:252
2925299260,20cyclictest16293-21apt-get20:50:122
29248992623,3cyclictest0-21swapper/123:06:441
2924899260,25cyclictest0-21swapper/120:58:061
2924899260,25cyclictest0-21swapper/120:38:151
2924899260,25cyclictest0-21swapper/100:29:231
2924499264,8cyclictest0-21swapper/023:45:020
29252992518,1cyclictest749-21snmpd22:16:212
29252992515,2cyclictest749-21snmpd23:14:012
2925299250,19cyclictest0-21swapper/221:36:272
2924899250,20cyclictest0-21swapper/122:55:581
29244992518,6cyclictest749-21snmpd21:00:450
29244992518,6cyclictest749-21snmpd20:14:560
2924499250,1cyclictest21457-21apt-get00:15:120
29252992417,6cyclictest749-21snmpd23:04:102
29252992414,2cyclictest749-21snmpd19:32:312
2925299241,22cyclictest0-21swapper/221:54:212
2925299240,23cyclictest0-21swapper/200:19:002
29244992421,3cyclictest0-21swapper/019:45:350
29244992421,2cyclictest9739-21kthreadcore20:15:160
2924499242,12cyclictest0-21swapper/021:05:220
2924499240,23cyclictest0-21swapper/022:10:180
2925299232,8cyclictest280-21systemd-journal22:33:072
29252992319,2cyclictest11708-21sadc21:15:002
29252992315,6cyclictest0-21swapper/221:55:182
2925299231,21cyclictest0-21swapper/200:12:442
2925299231,20cyclictest0-21swapper/220:30:222
2925299230,22cyclictest0-21swapper/219:43:282
2925299230,17cyclictest0-21swapper/220:06:592
2925299230,17cyclictest0-21swapper/219:19:352
29248992321,1cyclictest5390-21ls22:35:001
29248992320,2cyclictest11095-21seq19:45:411
2924899230,22cyclictest0-21swapper/120:30:571
2924499233,9cyclictest0-21swapper/019:10:230
2924499233,14cyclictest0-21swapper/021:30:170
2924499232,14cyclictest0-21swapper/023:30:100
29244992317,5cyclictest749-21snmpd19:15:100
29244992316,6cyclictest749-21snmpd23:17:280
29244992316,6cyclictest749-21snmpd22:47:490
29244992316,6cyclictest749-21snmpd20:57:270
29244992316,6cyclictest749-21snmpd20:34:510
2924499231,17cyclictest0-21swapper/022:00:010
29252992218,3cyclictest0-21swapper/222:35:432
29252992218,3cyclictest0-21swapper/200:35:052
2925299221,3cyclictest0-21swapper/219:12:202
2925299221,15cyclictest0-21swapper/222:52:352
2925299220,21cyclictest0-21swapper/223:40:432
2925299220,21cyclictest0-21swapper/223:40:432
2925299220,21cyclictest0-21swapper/223:16:202
2925299220,21cyclictest0-21swapper/222:40:532
2925299220,21cyclictest0-21swapper/220:46:362
2925299220,21cyclictest0-21swapper/200:27:262
2925299220,13cyclictest280-21systemd-journal20:04:312
29248992219,2cyclictest0-21swapper/119:28:071
2924899220,21cyclictest0-21swapper/123:52:081
2924899220,21cyclictest0-21swapper/122:44:401
2924899220,21cyclictest0-21swapper/122:16:001
2924899220,21cyclictest0-21swapper/121:48:481
2924899220,21cyclictest0-21swapper/121:09:481
2924899220,21cyclictest0-21swapper/120:42:511
2924899220,21cyclictest0-21swapper/100:06:161
2924499222,14cyclictest0-21swapper/022:55:140
29244992216,5cyclictest749-21snmpd20:29:270
29244992216,5cyclictest749-21snmpd00:26:480
29244992215,6cyclictest749-21snmpd23:20:130
29244992215,6cyclictest749-21snmpd22:08:000
29244992215,6cyclictest749-21snmpd21:48:510
29244992215,6cyclictest749-21snmpd21:29:270
29244992215,6cyclictest749-21snmpd21:24:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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